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问题 单项选择题

60岁男性，左耳垂下无痛性肿物缓慢长大四年，局部有胀感。检查见肿块位于腮腺后下极，表面光滑，质中偏软，不可压缩，与皮肤无黏连。影像检查结果如图。最可能的诊断是（）

A.腮腺多形性腺瘤

B.腮腺沃辛瘤

C.腮腺内淋巴结炎

D.腮腺血管瘤

E.腮腺囊肿

答案

参考答案：B

单项选择题

封闭井道内应设置固定照明，井道最高与最低位置0.5m以内各装设一盏灯，井道中间每隔（）设一盏灯。

A．5m

B．6m

C．7m

D．8m
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填空题

Today, we’ll talk about what other effects watching TV might produce on children. Children should be (1) a lot of television, many experts and parents agree, but there is at least one circumstance when it might be beneficial: (2) . A recent study conducted by Italian researchers found that children (3) immediately preceding and during blood tests experienced less pain than children whose mothers (4) during the procedure, or children whose mothers were present but (5) .
The research, led by Carlo Brown, MD, at the University of Siena, is published in the Archives of Disease in Childhood. (6) the study. None received any type of anesthesia; the children and their mothers (7) . Both the group whose mothers attempted to distract them from the blood tests and those whose mothers simply observed reported (8) than the group who watched cartoons. For that group, the levels of pain were less and the children were better able to (9) .
One of the possible explanations is that children might have (10) during the procedures, exacerbating their perception of pain. "The higher pain level reported by children during (11) shows the difficulty mothers have in interacting positively (12) in their children’s life," the authors write.
However, they stressed that (13) still provided benefits, noting that the children would (14) during the procedures. "Indeed, children state that having their parent present (15) when in pain," say the authors.
Another possibility offered for consideration is the notion that the (16) might release pain-quelling endorphins. Endorphins, (17) produced by the pituitary gland, resemble opiates in their ability to produce analgesia and a sense of well-being. In other words, they might (18) .
In any case, the study results suggest that health workers should (19) to watch television during painful procedures (20) .
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